| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.9 / 5 (15) | Seoul, Republic of Korea | 10+ years1,000+ treatments | — | — | — | Korean Institute for Healthcare Accreditation | ||
| #2 | 4.5 / 5 (23) | Seoul, Republic of Korea | 23+ years45,000+ treatments | Extended analysis of blood | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | ||
| #3 | 5.0 / 5 (9) | Seoul, Republic of Korea | — | Consultation with a hematologist | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | ||
| #4 | 4.8 / 5 (6) | Seoul, Republic of Korea | — | 32,000+ treatments | — | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #5 | 4.5 / 5 (7) | Seoul, Republic of Korea | 65,000+ treatments | Bone marrow transplantation | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | ||
| #6 | 3.5 / 5 (4) | Seoul, Republic of Korea | — | — | Genetic screening | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #7 | 4.5 / 5 (43) | Seoul, Republic of Korea | — | — | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | ||
| #8 | 5.0 / 5 (2) | Seoul, Republic of Korea | — | — | Extended analysis of blood | — | — | World's Best Hospitals 2021 by Newsweek | |
| #9 | 5.0 / 5 (1) | Seoul, Republic of Korea | — | Bone marrow transplantation, Comprehensive diagnosis of aplastic anemia | — | — | World's Best Hospitals 2021 by Newsweek, World's Best Smart Hospitals 2021 by Newsweek |